Operculiform
a. 盖状的,鳃盖骨状的,厣状的
🗣️ 情景例句
But?
但是什么？
Thank you for directions.
感谢你为我指路。
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。